Loading...
Loading...
ADU Construction in Scugog, Ontario: design, permit and build on a single contract. A typical 700 sq ft unit estimates at $270,000-$362,000 (about $386/sq ft), with $7,000-$13,000 including Durham Region and septic charges in municipal approvals and a May-October construction season.

The construction phase itself - excavation, foundation, framing, services and finishes - for homeowners who already hold approved ADU drawings and a permit.
Service area
Scugog, Ontario
Durham Region
Typical build estimate
$270,000-$362,000
about $386/sq ft in Scugog
Municipal approvals
$7,000-$13,000 including Durham Region and septic charges
quoted separately from the build
Build season
May-October
156 cm snow · -5.5°C winter avg
Frost depth
1.2 m
footing depth, OBC Part 9
Local market
21,999
residents · walkability 27/100
Lake Scugog is shallow and its shoreline properties fall under Kawartha Conservation rather than the TRCA - a different authority with its own ADU permit timeline. Owners in Caesarea and on Scugog Island are often surprised that their neighbours one township west deal with an entirely different regulator. Scugog permits additional dwelling units; Lake Scugog shoreline properties fall under Kawartha Conservation review and much of the township is on private servicing.
Lake Scugog waterfront and former cottage lots around Port Perry, plus agricultural parcels and Scugog Island. North-GTA snowfall of 156 cm and -5.5°C winters give Scugog a May-October working season - foundations for adu construction go in before the ground closes, with interior finishing carried through the cold months.
Construction in Scugog is sequenced around one hard date - the day the ground closes - because footings to 1.2 m cannot be poured into frozen soil without heat and hoarding costs that change the budget. Excavation, foundation and envelope land inside the May-October window; mechanical, drywall and finishing then run through winter, with inspections booked against Durham Region's calendar rather than ours. Roof structure on every Scugog build is sized for 156 cm of annual snow load against -5.5°C design winters - the two numbers that separate a GTA build spec from a generic one.
Everything you need to know about our services.
A typical 700 sq ft build in Scugog estimates at $270,000-$362,000 - about $386/sq ft, set by $7,000-$13,000 including Durham Region and septic charges in approvals, a 1.2 m frost-depth footing requirement and 156 cm of annual snow load. Final pricing follows the site visit.
Related service: Accessory Dwelling Units
Scugog permits additional dwelling units; Lake Scugog shoreline properties fall under Kawartha Conservation review and much of the township is on private servicing. Approval costs in Scugog run $7,000-$13,000 including Durham Region and septic charges, quoted separately from construction so the permit stage holds no surprises.
Related service: Accessory Dwelling Units
Lake Scugog waterfront and former cottage lots around Port Perry, plus agricultural parcels and Scugog Island. Scugog is car-oriented at 27/100 walkability, so parking retention and driveway access constrain the footprint more than the zoning envelope does. We work regularly in Port Perry, Caesarea, Blackstock.
Related service: Accessory Dwelling Units
The build is gated by the May-October season rather than by labour: the foundation has to be in before the ground closes, after which envelope and interior work continue through winter. Starting the permit early enough to pour in season is the single largest schedule lever on a Scugog project.
Related service: Accessory Dwelling Units
Get a free, no-obligation quote from GTA ADU Builders - zoning review, permit drawings and construction for ADUs across the GTA.